Atmel ATAVRBFLY 数据表
-34
AVR Butterfly User Guide
4271C–AVR–04/05
Figure 7-1. Schematics, 1 of 4
1
2
3
4
5
6
78
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
A0301.3.1000.A
MCU.Sch
14
30-Apr-2003
09:34:10
AVR Butterfly
ATMEL Norway
Vestre Rosten 79,
7075 TILLER
NORWAY
PAGE:
of
TITLE:
Document number:
Revision:
A
Date:
C
O
M
[
3..0]
COM[3..0]
PF[7..4]
PF[
7
.
.
4
]
TOSC1
TOSC2
PB[7..0]
P
B
[7..0]
PE
0
PE
1
PE
2
PE
3
PE
4
PE
5
PE
6
PE
7
RESET
PB
0
PB
1
PB
2
PB
3
PB
4
PB
5
PB
6
PB
7
VCC
GND
COM
0
COM
1
COM
2
COM3
LC
D
2
7
LC
D
2
8
LC
D
2
9
LC
D
4
LC
D
1
0
LC
D
7
LC
D
2
3
LC
D
2
2
LC
D
8
LC
D
5
LC
D
2
6
LC
D
2
5
VCC
GND
LCD
15
LCD
16
LCD
18
LCD
13
LCD
11
LCD
12
LCD
14
LCD
9
PF0
PF1
PF4
PF5
PF6
PF7
GND
RE
S
E
T
1
2
C102
100N_16V
_X7R
GND
1
2
C105
1U_16V_X7R
GND
L
C
DC
AP
PF0
LC
D
6
LC
D
2
0
LC
D
2
1
LCD
17
LCD
19
LCD[32..3]
PF1
AVR_RxD
AVR_TxD
VCC
RST_FLASH
VCP
PE2
(tem
perature sensor)
(v
oltage reader)
PE[6..4]
VCP
PE3
1
2
C104
100N_16V
_X7R
1
2
C100
100N_16V
_X7R
2
1
L100
BLM
-21A
102S
1
2
C101
100N_16V
_X7R
GND
L
C
D
[
32..3]
P
E
[6..4]
1
2
C103
100N_16V
_X7R
GND
VCC
1
2
R100
10K
1
2
C106
10N_50V
_X7R
GND
Sensor_2
PD7(SEG15)
32
PD6(SEG16)
31
PD5(SEG17)
30
PD4(SEG18)
29
PD3(SEG19)
28
PD2(SEG20)
27
PD1(INT0/SEG21)
26
PD0(ICP/SEG22)
25
LCDCAP
1
PE0(RXD)
2
PE1(TXD)
3
PE2(AIN0/XCK)
4
PE3(AIN1)
5
PE4(SCL/USCK)
6
PE5(SDA/DI)
7
PE6(DO)
8
XTAL1(TOSC1)
24
XTAL2(TOSC2)
23
GND
22
VCC
21
RESET
20
PG4(T0/SEG23)
19
PG3(T1/SEG24)
18
PB7(OC2)
17
PB6(OC1B)
16
PB5(OC1A)
15
PB4(OC0)
14
PB3(MISO)
13
PB2(MOSI)
12
PB1(SCK)
11
PB0(SS)
10
PE7
9
(SEG14)PG0
33
(SEG3)PA7
44
(SEG4)PG2
43
(SEG5)PC7
42
(SEG6)PC6
41
(SEG7)PC5
40
(SEG8)PC4
39
(SEG9)PC3
38
(SEG10)PC2
37
(SEG11)PC1
36
(SEG12)PC0
35
(SEG13)PG1
34
(SEG2)PA6
45
(SEG1)PA5
46
(SEG0)PA4
47
(COM3)PA3
48
AVCC
64
AGND
63
AREF
62
(ADC0)PF0
61
(ADC1)PF1
60
(ADC2)PF2
59
(ADC3)PF3
58
(TCK/ADC4)PF4
57
(TMS/ADC5)PF5
56
(TDO/ADC6)PF6
55
(TDI/ADC7)PF7
54
GND
53
VCC
52
(COM0)PA0
51
(COM1)PA1
50
(COM2)PA2
49
U100
A
T
M
E
GA
169V
-1M
C